Home / 14,182.84-21,277.50-6,789.16

Finding the Fourth Proportional to 14,182.84, 21,277.50 and 6,789.16

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Solution

The fourth proportional to 14,182.84, 21,277.50 and 6,789.16 is: 10,185.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,182.84 : 21,277.50 = 6,789.16 : x
  2. Step 2: Convert to fraction form
    14,182.84/21,277.50 = 6,789.16/x
  3. Step 3: Cross multiply
    14,182.84x = 21,277.50 × 6,789.16
  4. Step 4: Simplify right side
    14,182.84x = 144,456,351.90
  5. Step 5: Solve for x
    x = 144,456,351.90/14,182.84
  6. Step 6: Final answer
    x = 10,185.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.